On Sun, Jul 09, 2017 at 06:57:03PM +0200, Lorenzo Bianconi wrote: > Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@xxxxxx> > --- > Documentation/devicetree/bindings/iio/humidity/hts221.txt | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/Documentation/devicetree/bindings/iio/humidity/hts221.txt b/Documentation/devicetree/bindings/iio/humidity/hts221.txt > index fca263e13400..732b83c06c08 100644 > --- a/Documentation/devicetree/bindings/iio/humidity/hts221.txt > +++ b/Documentation/devicetree/bindings/iio/humidity/hts221.txt > @@ -5,6 +5,14 @@ Required properties: > - reg: i2c address of the sensor / spi cs line > > Optional properties: > +- drive-open-drain: the interrupt/data ready line will be configured Needs a vendor prefix and "drdy-open-drain" would be more specific. > + as open drain, which is useful if several sensors share the same > + interrupt line. This is a boolean property. > + (This binding is taken from pinctrl/pinctrl-bindings.txt) > + If the requested interrupt is configured as IRQ_TYPE_LEVEL_HIGH or > + IRQ_TYPE_EDGE_RISING a pull-down resistor is needed to drive the line > + when it is not active, whereas a pull-up one is needed when interrupt > + line is configured as IRQ_TYPE_LEVEL_LOW or IRQ_TYPE_EDGE_FALLING. > - interrupt-parent: should be the phandle for the interrupt controller > - interrupts: interrupt mapping for IRQ. It should be configured with > flags IRQ_TYPE_LEVEL_HIGH, IRQ_TYPE_EDGE_RISING, IRQ_TYPE_LEVEL_LOW or > -- > 2.13.1 > > -- > To unsubscribe from this list: send the line "unsubscribe devicetree" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-iio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
